PART 4. Identify the appropriate test for questions 17-20 17. (1pt) Which of 5 group means are significantly different? a. Multiple regression b. Tukey post-hoc test c. Correlation d. Independent-samples t-test 18. (1pt) Is the IQ of this class different from the population average of 100? a. One-sample t-test b. Paired-samples t-test c. Independent-samples t-test d. 1-way ANOVA 19. (1pt) Does "income" predict "SAT score"? a. 1-way ANOVA b. Correlation c. Simple regression d. Chi-square test of independence 20. (1pt) Is height linearly related to weight? a. Correlation b. Paired-samples f-test c. Independent-samples f-test d. 1-way ANOVA